/*
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 * and open the template in the editor.
 */
package packageController;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import packageBusinessLogic.LibrairieManager;
import packageModel.*;

/**
 *
 * @author pimas007
 */
public class ServletSetQte extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException 
    {
        RequestDispatcher rd = request.getRequestDispatcher("ServletGetPanier");
        rd.forward(request,response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
    {
        LibrairieManager b = new LibrairieManager();
        Integer qte;
        
            if (request.getParameter("Qte") == ""){
                qte =new Integer(0);
            }
            else{
            qte = Integer.parseInt(request.getParameter("Qte"));
        }
        
        Long isbn  = Long.parseLong(request.getParameter("ISBN"));
        HttpSession session = request.getSession();
        Panier p;
        
        synchronized(session)
        {
                p = (Panier) session.getAttribute("panier");
                p.setItem(isbn, qte);
                if (p.getPanier().isEmpty())
                {
                    session.removeAttribute("panier");
                }
                else
                {
                    session.setAttribute("panier", p);
                }
        }
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
